40116420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 127999872

約数和(自身を除く): 87883452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 71, 73, 86, 90, 129, 142, 146, 172, 180, 213, 215, 219, 258, 284, 292, 355, 365, 387, 426, 430, 438, 516, 639, 645, 657, 710, 730, 774, 852, 860, 876, 1065, 1095, 1278, 1290, 1314, 1420, 1460, 1548, 1935, 2130, 2190, 2556, 2580, 2628, 3053, 3139, 3195, 3285, 3870, 4260, 4380, 5183, 6106, 6278, 6390, 6570, 7740, 9159, 9417, 10366, 12212, 12556, 12780, 13140, 15265, 15549, 15695, 18318, 18834, 20732, 25915, 27477, 28251, 30530, 31098, 31390, 36636, 37668, 45795, 46647, 47085, 51830, 54954, 56502, 61060, 62196, 62780, 77745, 91590, 93294, 94170, 103660, 109908, 113004, 137385, 141255, 155490, 183180, 186588, 188340, 222869, 233235, 274770, 282510, 310980, 445738, 466470, 549540, 565020, 668607, 891476, 932940, 1114345, 1337214, 2005821, 2228690, 2674428, 3343035, 4011642, 4457380, 6686070, 8023284, 10029105, 13372140, 20058210, 40116420]

約数ペア:

[(1, 40116420), (2, 20058210), (3, 13372140), (4, 10029105), (5, 8023284), (6, 6686070), (9, 4457380), (10, 4011642), (12, 3343035), (15, 2674428), (18, 2228690), (20, 2005821), (30, 1337214), (36, 1114345), (43, 932940), (45, 891476), (60, 668607), (71, 565020), (73, 549540), (86, 466470), (90, 445738), (129, 310980), (142, 282510), (146, 274770), (172, 233235), (180, 222869), (213, 188340), (215, 186588), (219, 183180), (258, 155490), (284, 141255), (292, 137385), (355, 113004), (365, 109908), (387, 103660), (426, 94170), (430, 93294), (438, 91590), (516, 77745), (639, 62780), (645, 62196), (657, 61060), (710, 56502), (730, 54954), (774, 51830), (852, 47085), (860, 46647), (876, 45795), (1065, 37668), (1095, 36636), (1278, 31390), (1290, 31098), (1314, 30530), (1420, 28251), (1460, 27477), (1548, 25915), (1935, 20732), (2130, 18834), (2190, 18318), (2556, 15695), (2580, 15549), (2628, 15265), (3053, 13140), (3139, 12780), (3195, 12556), (3285, 12212), (3870, 10366), (4260, 9417), (4380, 9159), (5183, 7740), (6106, 6570), (6278, 6390)]